Format: MP3 Music. This is definitely one of the better Jackson Browne songs, in my opinion. Too many of them contain way too much political orientation and sometimes this sort of thing tends to ruin the overall impact of what might make an otherwise good song even better.
The one major difference between the anatomy of a frog and that of humans is that the is simpler than the anatomy of a man. Frogs don't have ribs or a diaphragm. Humans have both and a diaphragm (thoracic diaphragm) plays an important function in breathing and respiration.
Discuss the differences in the skin of frogs and humans. Frogs have a moist, permeable skin, which can transfer gasses such as carbon dioxide and oxygen. Humans have dry skin that is impermeable to gas exchange, so almost all gas exchange takes place in the lungs.